Cameron County climate

Cameron County Weather in April

NOAA 1991-2020 normals for Port Isabel Cameron AP, 10.8 km from Cameron County

Average highs run from 81°F on April 1 to 85°F on April 30, and lows from 65°F to 70°F. Normal precipitation for the month is 1.28 in over about 4 wet days.

April day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Cameron County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
83°F
Average low
68°F
Precipitation
1.28 in
Record high
102°FApr 26, 2017
Record low
43°FApr 8, 2007
Chance of a freeze
0%
Days of 90°F or more
3.8
Daylight
12 h 26 min to 13 h 08 min
Cloud cover
60%
Humidity
71%
Dew point
64°F
Wind
13.0 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Apr 181°F65°F88°F 201149°F 201915%0%
Apr 281°F65°F94°F 201746°F 200515%0%
Apr 381°F65°F94°F 201252°F 201615%0%
Apr 481°F65°F100°F 201151°F 202415%0%
Apr 582°F66°F92°F 201250°F 200015%0%
Apr 682°F66°F100°F 202252°F 200915%0%
Apr 782°F66°F92°F 200645°F 200915%0%
Apr 882°F66°F91°F 200243°F 200714%0%
Apr 982°F66°F92°F 201150°F 200014%0%
Apr 1082°F67°F96°F 201346°F 200314%0%
Apr 1182°F67°F92°F 200155°F 202414%0%
Apr 1283°F67°F100°F 202054°F 200414%0%
Apr 1383°F67°F99°F 202250°F 200414%0%
Apr 1483°F67°F91°F 199953°F 200414%0%
Apr 1583°F67°F93°F 202351°F 201814%0%
Apr 1683°F68°F91°F 200255°F 201414%0%
Apr 1783°F68°F91°F 200648°F 199914%0%
Apr 1883°F68°F98°F 201356°F 202114%0%
Apr 1984°F68°F97°F 202050°F 201314%0%
Apr 2084°F68°F93°F 200048°F 201314%0%
Apr 2184°F69°F91°F 200256°F 200914%0%
Apr 2284°F69°F91°F 200956°F 201214%0%
Apr 2384°F69°F95°F 200058°F 201214%0%
Apr 2484°F69°F94°F 202052°F 201314%0%
Apr 2584°F69°F93°F 201557°F 201014%0%
Apr 2685°F69°F102°F 201754°F 200114%0%
Apr 2785°F70°F97°F 201462°F 200514%0%
Apr 2885°F70°F95°F 201755°F 200814%0%
Apr 2985°F70°F94°F 200250°F 200814%0%
Apr 3085°F70°F92°F 200254°F 201513%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cameron County, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

April 1
sunrise 7:21 AM, sunset 7:47 PM
April 30
sunrise 6:53 AM, sunset 8:01 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00012957 (Port Isabel Cameron AP), public domain. Records: NOAA GHCN-Daily, station USW00012957, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.